6443214133 has 2 divisors, whose sum is σ = 6443214134. Its totient is φ = 6443214132.

The previous prime is 6443214109. The next prime is 6443214137. The reversal of 6443214133 is 3314123446.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 6370913124 + 72301009 = 79818^2 + 8503^2 .

It is a cyclic number.

It is not a de Polignac number, because 6443214133 - 2⁵ = 6443214101 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 6443214095 and 6443214104.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (6443214137) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3221607066 + 3221607067.

It is an arithmetic number, because the mean of its divisors is an integer number (3221607067).

Almost surely, 2^6443214133 is an apocalyptic number.

It is an amenable number.

6443214133 is a deficient number, since it is larger than the sum of its proper divisors (1).

6443214133 is an equidigital number, since it uses as much as digits as its factorization.

6443214133 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 20736, while the sum is 31.

The square root of 6443214133 is about 80269.6339408621. The cubic root of 6443214133 is about 1860.8049598085.

Adding to 6443214133 its reverse (3314123446), we get a palindrome (9757337579).

The spelling of 6443214133 in words is "six billion, four hundred forty-three million, two hundred fourteen thousand, one hundred thirty-three".